Microbiology MCQs Mock Test – Chapter 48

Phosphorus is essential component of __

Sulphates are reduced to hydrogen sulphide by _________

What is Microbiology?

The causative organism of syphilis is___________?

The specific test for Treponema pallidum is___________?

Cryptococcosis is a disease of ____

Plasmodium divides by which of the following method most commonly?

Growth of bacteria or microorganisms refer to ______

For which viral disease, vaccine has been recently developed through the use of tissue culture?

The microorganisms from lakes and rivers can grow at a salt concentration of _

Which of the following enzyme removes the RNA primer with its 5’-nuclease activity?

In which of the following treatment involve oxidation of organic constituents of the wastewater?

Tyrocidines are more effective against _______

Which of the following microorganism is eliminated in canned foods?

Bacterial cell grown on hydrocarbon wastes from the petroleum industry are a source of _

Which of the following are produced by microorganisms?

Glycolysis can occur in _

Which microorganism(s) among the following perform photosynthesis by utilizing light?

Which of the following inhibits DNA replication?

Bacteria reproduce mainly by______________?

Acridine orange is which type of mutagen?

Which of the following microorganism produces dextran?

Protozoa that eat other organisms are known as ___

Which was the first disease for which a chemotherapeutic agent was used?

All of the following are true of streptococcus except_____________?

Who is known as the father of Microbiology?

Which of the following is the most accurate method for microbial assay of antibiotics?

Which of the following is used in electron microscope?

An oxidase-positive, gram-negative rod which produces a bluish-green pigment has been grown in culture from a swab obtained from an infected burn wound. This organism is susceptible to gentamicin, ticarcillin and tobramicin, but resistant to all the other antibiotics which of the following organisms is it likely to be ?

What does a viral DNA becomes after being associated with the bacterial chromosome?

The bacterium Staphylococcus aureus is which type of bacteria?

Which of the following are present in teichoic acids?

In regions of the estuary that are nutritionally poor, it is more likely to find which of the following organisms?

Which of the following yeast can be used to produce microbial protein?

Which among the following is not an ammonia-oxidizing bacteria?

Vaccination was invented by __

The principal microorganism for yogurt is __________

Lipopolysaccharide in cell walls is characteristic of?

Which among the following group of microorganisms are found in the ducts of cow’s mammary glands?

Which among the following are “Spirochetes”?

Bacteria having clusters of flagella at both poles of cells are known as?

Bacterial cells grown in a medium exposed to high osmotic pressure, changes shape from rod-shaped to __ shaped.

Cellulose is degraded to cellobiose by the enzyme ______

The respiratory chain of bacteria is associated with the _

What is the approximate size of the bacterial cell?

Which part of the compound microscope helps in gathering and focusing light rays on the specimen to be viewed?

Which of the following method can be used to determine the number of bacteria quantitatively?

What are the cell wall structural components of fungi?

The greatest resolution in light microscopy can be obtained with _

Which among the following is a pathogenic algae for humans?